News tagged with geophysical research letters

Clays on Mars: More plentiful than expected

(—A new study co-authored by the Georgia Institute of Technology indicates that clay minerals, rocks that usually form when water is present for long periods of time, cover a larger portion of Mars than previously ...

dateDec 20, 2012 in Space Exploration
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Slow trumps fast in changing the summer monsoon

(—Researchers at Pacific Northwest National Laboratory traced the different ways pollution particles change summer monsoon rainfall in South Asia. They found that pollution's effect through "slow" processes, affecting ...

dateDec 24, 2012 in Earth Sciences
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Asteroid's troughs suggest stunted planet

(—Enormous troughs that reach across the asteroid Vesta may actually be stretch marks that hint of a complexity beyond most asteroids. Scientists have been trying to determine the origin of these unusual troughs ...

dateSep 26, 2012 in Space Exploration
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Spacequakes Rumble Near Earth (w/ Video)

Researchers using NASA's fleet of five THEMIS spacecraft have discovered a form of space weather that packs the punch of an earthquake and plays a key role in sparking bright Northern Lights. They call it "the spacequake."

dateJul 28, 2010 in Space Exploration
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